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<h2 title="Class Saml2WebSsoAuthenticationRequestFilter" class="title">Class Saml2WebSsoAuthenticationRequestFilter</h2>
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<ul class="inheritance">
<li>java.lang.Object</li>
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<li>org.springframework.web.filter.GenericFilterBean</li>
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<li>org.springframework.web.filter.OncePerRequestFilter</li>
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<ul class="inheritance">
<li>org.springframework.security.saml2.provider.service.servlet.filter.Saml2WebSsoAuthenticationRequestFilter</li>
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<dd><code>javax.servlet.Filter</code>, <code>org.springframework.beans.factory.Aware</code>, <code>org.springframework.beans.factory.BeanNameAware</code>, <code>org.springframework.beans.factory.DisposableBean</code>, <code>org.springframework.beans.factory.InitializingBean</code>, <code>org.springframework.context.EnvironmentAware</code>, <code>org.springframework.core.env.EnvironmentCapable</code>, <code>org.springframework.web.context.ServletContextAware</code></dd>
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<pre>public class <span class="typeNameLabel">Saml2WebSsoAuthenticationRequestFilter</span>
extends org.springframework.web.filter.OncePerRequestFilter</pre>
<div class="block">This <code>Filter</code> formulates a
<a href="https://docs.oasis-open.org/security/saml/v2.0/saml-core-2.0-os.pdf">SAML 2.0
AuthnRequest</a> (line 1968) and redirects to a configured asserting party.
<p>
It supports the <a href="https://docs.oasis-open.org/security/saml/v2.0/saml-bindings-2.0-os.pdf">HTTP-Redirect</a>
(line 520) and <a href="https://docs.oasis-open.org/security/saml/v2.0/saml-bindings-2.0-os.pdf">HTTP-POST</a>
(line 753) bindings.
<p>
By default, this <code>Filter</code> responds to authentication requests at the <code>URI</code>
<code>/saml2/authenticate/{registrationId}</code>. The <code>URI</code> template variable
<code>{registrationId}</code> represents the
<a href="../../registration/RelyingPartyRegistration.html#getRegistrationId()"><code>registration identifier</code></a> of the
relying party that is used for initiating the authentication request.</div>
<dl>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>5.2</dd>
</dl>
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<h3>Fields inherited from class&nbsp;org.springframework.web.filter.OncePerRequestFilter</h3>
<code>ALREADY_FILTERED_SUFFIX</code></li>
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<th class="colFirst" scope="col">Constructor</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tr class="altColor">
<th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="Saml2WebSsoAuthenticationRequestFilter.html#%3Cinit%3E(org.springframework.security.saml2.provider.service.registration.RelyingPartyRegistrationRepository)">Saml2WebSsoAuthenticationRequestFilter</a></span>&#8203;(<a href="../../registration/RelyingPartyRegistrationRepository.html" title="interface in org.springframework.security.saml2.provider.service.registration">RelyingPartyRegistrationRepository</a>&nbsp;relyingPartyRegistrationRepository)</code></th>
<td class="colLast">
<div class="block"><span class="deprecatedLabel">Deprecated.</span>
<div class="deprecationComment">use the constructor that takes a
<a href="../../authentication/Saml2AuthenticationRequestFactory.html" title="interface in org.springframework.security.saml2.provider.service.authentication"><code>Saml2AuthenticationRequestFactory</code></a></div>
</div>
</td>
</tr>
<tr class="rowColor">
<th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="Saml2WebSsoAuthenticationRequestFilter.html#%3Cinit%3E(org.springframework.security.saml2.provider.service.web.Saml2AuthenticationRequestContextResolver,org.springframework.security.saml2.provider.service.authentication.Saml2AuthenticationRequestFactory)">Saml2WebSsoAuthenticationRequestFilter</a></span>&#8203;(<a href="../../web/Saml2AuthenticationRequestContextResolver.html" title="interface in org.springframework.security.saml2.provider.service.web">Saml2AuthenticationRequestContextResolver</a>&nbsp;authenticationRequestContextResolver,
<a href="../../authentication/Saml2AuthenticationRequestFactory.html" title="interface in org.springframework.security.saml2.provider.service.authentication">Saml2AuthenticationRequestFactory</a>&nbsp;authenticationRequestFactory)</code></th>
<td class="colLast">
<div class="block">Construct a <a href="Saml2WebSsoAuthenticationRequestFilter.html" title="class in org.springframework.security.saml2.provider.service.servlet.filter"><code>Saml2WebSsoAuthenticationRequestFilter</code></a> with the provided
parameters</div>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colSecond" scope="col">Method</th>
<th class="colLast" scope="col">Description</th>
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<tr id="i0" class="altColor">
<td class="colFirst"><code>protected void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="Saml2WebSsoAuthenticationRequestFilter.html#doFilterInternal(javax.servlet.http.HttpServletRequest,javax.servlet.http.HttpServletResponse,javax.servlet.FilterChain)">doFilterInternal</a></span>&#8203;(javax.servlet.http.HttpServletRequest&nbsp;request,
javax.servlet.http.HttpServletResponse&nbsp;response,
javax.servlet.FilterChain&nbsp;filterChain)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i1" class="rowColor">
<td class="colFirst"><code>void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="Saml2WebSsoAuthenticationRequestFilter.html#setAuthenticationRequestFactory(org.springframework.security.saml2.provider.service.authentication.Saml2AuthenticationRequestFactory)">setAuthenticationRequestFactory</a></span>&#8203;(<a href="../../authentication/Saml2AuthenticationRequestFactory.html" title="interface in org.springframework.security.saml2.provider.service.authentication">Saml2AuthenticationRequestFactory</a>&nbsp;authenticationRequestFactory)</code></th>
<td class="colLast">
<div class="block"><span class="deprecatedLabel">Deprecated.</span>
<div class="deprecationComment">use the constructor instead</div>
</div>
</td>
</tr>
<tr id="i2" class="altColor">
<td class="colFirst"><code>void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="Saml2WebSsoAuthenticationRequestFilter.html#setAuthenticationRequestRepository(org.springframework.security.saml2.provider.service.web.Saml2AuthenticationRequestRepository)">setAuthenticationRequestRepository</a></span>&#8203;(<a href="../../web/Saml2AuthenticationRequestRepository.html" title="interface in org.springframework.security.saml2.provider.service.web">Saml2AuthenticationRequestRepository</a>&lt;<a href="../../authentication/AbstractSaml2AuthenticationRequest.html" title="class in org.springframework.security.saml2.provider.service.authentication">AbstractSaml2AuthenticationRequest</a>&gt;&nbsp;authenticationRequestRepository)</code></th>
<td class="colLast">
<div class="block">Use the given <a href="../../web/Saml2AuthenticationRequestRepository.html" title="interface in org.springframework.security.saml2.provider.service.web"><code>Saml2AuthenticationRequestRepository</code></a> to save the
authentication request</div>
</td>
</tr>
<tr id="i3" class="rowColor">
<td class="colFirst"><code>void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="Saml2WebSsoAuthenticationRequestFilter.html#setRedirectMatcher(org.springframework.security.web.util.matcher.RequestMatcher)">setRedirectMatcher</a></span>&#8203;(<a href="../../../../../web/util/matcher/RequestMatcher.html" title="interface in org.springframework.security.web.util.matcher">RequestMatcher</a>&nbsp;redirectMatcher)</code></th>
<td class="colLast">
<div class="block">Use the given <a href="../../../../../web/util/matcher/RequestMatcher.html" title="interface in org.springframework.security.web.util.matcher"><code>RequestMatcher</code></a> that activates this filter for a given request</div>
</td>
</tr>
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<h3>Methods inherited from class&nbsp;org.springframework.web.filter.OncePerRequestFilter</h3>
<code>doFilter, doFilterNestedErrorDispatch, getAlreadyFilteredAttributeName, isAsyncDispatch, isAsyncStarted, shouldNotFilter, shouldNotFilterAsyncDispatch, shouldNotFilterErrorDispatch</code></li>
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<h3>Methods inherited from class&nbsp;org.springframework.web.filter.GenericFilterBean</h3>
<code>addRequiredProperty, afterPropertiesSet, createEnvironment, destroy, getEnvironment, getFilterConfig, getFilterName, getServletContext, init, initBeanWrapper, initFilterBean, setBeanName, setEnvironment, setServletContext</code></li>
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<ul class="blockList">
<li class="blockList">
<h4>Saml2WebSsoAuthenticationRequestFilter</h4>
<pre>@Deprecated
public&nbsp;Saml2WebSsoAuthenticationRequestFilter&#8203;(<a href="../../registration/RelyingPartyRegistrationRepository.html" title="interface in org.springframework.security.saml2.provider.service.registration">RelyingPartyRegistrationRepository</a>&nbsp;relyingPartyRegistrationRepository)</pre>
<div class="deprecationBlock"><span class="deprecatedLabel">Deprecated.</span>
<div class="deprecationComment">use the constructor that takes a
<a href="../../authentication/Saml2AuthenticationRequestFactory.html" title="interface in org.springframework.security.saml2.provider.service.authentication"><code>Saml2AuthenticationRequestFactory</code></a></div>
</div>
<div class="block">Construct a <a href="Saml2WebSsoAuthenticationRequestFilter.html" title="class in org.springframework.security.saml2.provider.service.servlet.filter"><code>Saml2WebSsoAuthenticationRequestFilter</code></a> with the provided
parameters</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>relyingPartyRegistrationRepository</code> - a repository for relying party
configurations</dd>
</dl>
</li>
</ul>
<a id="&lt;init&gt;(org.springframework.security.saml2.provider.service.web.Saml2AuthenticationRequestContextResolver,org.springframework.security.saml2.provider.service.authentication.Saml2AuthenticationRequestFactory)">

</a>
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<h4>Saml2WebSsoAuthenticationRequestFilter</h4>
<pre>public&nbsp;Saml2WebSsoAuthenticationRequestFilter&#8203;(<a href="../../web/Saml2AuthenticationRequestContextResolver.html" title="interface in org.springframework.security.saml2.provider.service.web">Saml2AuthenticationRequestContextResolver</a>&nbsp;authenticationRequestContextResolver,
                                              <a href="../../authentication/Saml2AuthenticationRequestFactory.html" title="interface in org.springframework.security.saml2.provider.service.authentication">Saml2AuthenticationRequestFactory</a>&nbsp;authenticationRequestFactory)</pre>
<div class="block">Construct a <a href="Saml2WebSsoAuthenticationRequestFilter.html" title="class in org.springframework.security.saml2.provider.service.servlet.filter"><code>Saml2WebSsoAuthenticationRequestFilter</code></a> with the provided
parameters</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>authenticationRequestContextResolver</code> - a strategy for formulating a
<a href="../../authentication/Saml2AuthenticationRequestContext.html" title="class in org.springframework.security.saml2.provider.service.authentication"><code>Saml2AuthenticationRequestContext</code></a></dd>
<dd><code>authenticationRequestFactory</code> - strategy for formulating a
&lt;saml2:AuthnRequest&gt;</dd>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>5.4</dd>
</dl>
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<h4>setAuthenticationRequestFactory</h4>
<pre class="methodSignature">@Deprecated
public&nbsp;void&nbsp;setAuthenticationRequestFactory&#8203;(<a href="../../authentication/Saml2AuthenticationRequestFactory.html" title="interface in org.springframework.security.saml2.provider.service.authentication">Saml2AuthenticationRequestFactory</a>&nbsp;authenticationRequestFactory)</pre>
<div class="deprecationBlock"><span class="deprecatedLabel">Deprecated.</span>
<div class="deprecationComment">use the constructor instead</div>
</div>
<div class="block">Use the given <a href="../../authentication/Saml2AuthenticationRequestFactory.html" title="interface in org.springframework.security.saml2.provider.service.authentication"><code>Saml2AuthenticationRequestFactory</code></a> for formulating the SAML
2.0 AuthnRequest</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>authenticationRequestFactory</code> - the <a href="../../authentication/Saml2AuthenticationRequestFactory.html" title="interface in org.springframework.security.saml2.provider.service.authentication"><code>Saml2AuthenticationRequestFactory</code></a>
to use</dd>
</dl>
</li>
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<a id="setRedirectMatcher(org.springframework.security.web.util.matcher.RequestMatcher)">

</a>
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<h4>setRedirectMatcher</h4>
<pre class="methodSignature">public&nbsp;void&nbsp;setRedirectMatcher&#8203;(<a href="../../../../../web/util/matcher/RequestMatcher.html" title="interface in org.springframework.security.web.util.matcher">RequestMatcher</a>&nbsp;redirectMatcher)</pre>
<div class="block">Use the given <a href="../../../../../web/util/matcher/RequestMatcher.html" title="interface in org.springframework.security.web.util.matcher"><code>RequestMatcher</code></a> that activates this filter for a given request</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>redirectMatcher</code> - the <a href="../../../../../web/util/matcher/RequestMatcher.html" title="interface in org.springframework.security.web.util.matcher"><code>RequestMatcher</code></a> to use</dd>
</dl>
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<h4>setAuthenticationRequestRepository</h4>
<pre class="methodSignature">public&nbsp;void&nbsp;setAuthenticationRequestRepository&#8203;(<a href="../../web/Saml2AuthenticationRequestRepository.html" title="interface in org.springframework.security.saml2.provider.service.web">Saml2AuthenticationRequestRepository</a>&lt;<a href="../../authentication/AbstractSaml2AuthenticationRequest.html" title="class in org.springframework.security.saml2.provider.service.authentication">AbstractSaml2AuthenticationRequest</a>&gt;&nbsp;authenticationRequestRepository)</pre>
<div class="block">Use the given <a href="../../web/Saml2AuthenticationRequestRepository.html" title="interface in org.springframework.security.saml2.provider.service.web"><code>Saml2AuthenticationRequestRepository</code></a> to save the
authentication request</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>authenticationRequestRepository</code> - the
<a href="../../web/Saml2AuthenticationRequestRepository.html" title="interface in org.springframework.security.saml2.provider.service.web"><code>Saml2AuthenticationRequestRepository</code></a> to use</dd>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>5.6</dd>
</dl>
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<h4>doFilterInternal</h4>
<pre class="methodSignature">protected&nbsp;void&nbsp;doFilterInternal&#8203;(javax.servlet.http.HttpServletRequest&nbsp;request,
                                javax.servlet.http.HttpServletResponse&nbsp;response,
                                javax.servlet.FilterChain&nbsp;filterChain)
                         throws javax.servlet.ServletException,
                                java.io.IOException</pre>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code>doFilterInternal</code>&nbsp;in class&nbsp;<code>org.springframework.web.filter.OncePerRequestFilter</code></dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code>javax.servlet.ServletException</code></dd>
<dd><code>java.io.IOException</code></dd>
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